chore: |x| < 1 implies x = 0 for x : Int
#260
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Closes #255 |
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This PR ensures `omega` doesn't get stuck on bare `Int.negSucc` terms in goals. This came up in ImperialCollegeLondon/FLT#260.
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This PR ensures `omega` doesn't get stuck on bare `Int.negSucc` terms in goals. This came up in ImperialCollegeLondon/FLT#260.
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A bit ugly. There is a bug in
norm_castbeing exposed here that I couldn't minimize. We could also "clean up the mess" by makingomegamore robust against this failure.